The web installer is a small package (less than 1 megabyte) that automatically determines and downloads only the components applicable for a particular platform. The web installer also installs the language pack that matches the language of the user’s operating system.
Download informationThe following file is available for download from the Microsoft Download Center:
Download the package now.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
What’s new in the .NET Framework 4.5.1 RC?The .NET Framework 4.5.1 RC supports the writing of code in C#, Visual Basic, and F# programming languages, and includes these significant language and framework enhancements:
- Better performance and reliability
- ASP.NET application suspend and resume
- On-demand compaction of the large object heap
- 64-bit Edit and Continue
- Activity tracing and sampling
- SQL connection resiliency
- Managed return values
Command-line switches for this updateFor more information about the various command-line switches that are supported by this update, go to the "Command-Line options" section of the following MSDN website:
Restart requirementYou may have to restart the computer after you install this software if any affected files are being used. We recommend that you close all applications that are using the .NET Framework before you apply this update.
Article ID: 2872775 - Last Review: Sep 10, 2013 - Revision: 1